8 3 noun n noun
• a white crystalline insecticide that has low toxicity for mammals; is used in home gardens; extracted from the roots of derris and cube
Example sentence • Fisheries sometimes use rotenone to remove unwanted fish species from lakes and rivers.
12 4 noun n
No meanings yet for this word...
Example sentence • Scientists use benzophenone as a starting material to synthesize various organic compounds.
7 2 noun n noun
• any of a class of aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes
Example sentence • The red pigment of blood in some marine worms is a quinone .
13 4 noun n noun
• A tricyclic quinone, derived from anthracene.
Example sentence • The production of anthraquinone dye has increased in recent years.
12 4 noun n noun
• The diphenol para-dihydroxy benzene, used as a mild reducing agent in photographic developing; isomeric with catechol and resorcinol.
Example sentence • The dermatologist recommended a cream containing hydroquinone to treat the patient's hyperpigmentation.
5 2 adverb, adjective adv, adj adverb
• without any others being included or involved
Example sentence • He preferred to work alone on the project.
3 1 noun, adjective n, adj noun
• the smallest whole number or a numeral representing this number
adjective satellite
• used of a single unit or thing; not two or more
Example sentence • I only have one pen left.
12 4 noun n noun
• any of a class of aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes
Example sentence • The synthesis of benzoquinone involves the oxidation of hydroquinone.
13 4 noun n noun
• a form of vitamin K, based on 2-methyl-1,4-naphthoquinone, with a 3-phytyl substituent
Example sentence • Leafy greens are a great source of phylloquinone .
11 4 noun n
No meanings yet for this word...
Example sentence • Some bacteria in the gut can produce menaquinone .
5 1 verb, noun v, n noun
• electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
verb
• get or try to get into communication (with someone) by telephone
Example sentence • I forgot my phone at home.
5 1 noun n noun
• a lump or mass of hard consolidated mineral matter
adjective satellite
• of any of various dull tannish or grey colors
verb
• kill by throwing stones at
Example sentence • She skipped a stone across the surface of the lake.
3 1 verb, adjective v, adj adjective satellite
• belonging to or on behalf of a specified person (especially yourself); preceded by a possessive
verb
• have ownership or possession of
4 1 verb, adverb v, adv adjective satellite
• having finished or arrived at completion
Example sentence • I have done my homework.
8 3 noun n Example sentence • I want everyone to be present for the meeting.
7 2 verb, adverb v, adv
No meanings yet for this word...
9 2 noun n noun
• a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver
Example sentence • I forgot my cellphone at home.
4 1 noun n noun
• any cone-shaped artifact
Example sentence • I bought an ice cream cone .
4 1 adjective adj adjective satellite
• lacking companions or companionship
Example sentence • I saw a lone bird perched on the telephone wire.
10 3 noun n noun
• device for converting sound waves into electrical energy
Example sentence • She held the microphone close to her mouth as she sang.
9 3 noun n noun
• electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds
verb
• get or try to get into communication (with someone) by telephone
Example sentence • I need to make an important phone call on the telephone .
6 1 verb, noun v, n noun
• the chair of state for a monarch, bishop, etc.
verb
• sit on the throne as a ruler
Example sentence • The king sat proudly upon his golden throne .
4 1 noun n noun
• the quality of a person's voice
verb
• utter monotonously and repetitively and rhythmically
Example sentence • I like the tone of this painting; it feels calm and serene.
4 1 verb, noun v, n noun
• a locally circumscribed place characterized by some distinctive features
verb
• regulate housing in; of certain areas of towns
Example sentence • She entered the quiet zone of the library.
5 1 verb v adjective satellite
• (of animals) fully developed
Example sentence • He has grown a beard since I last saw him.
5 1 adjective adj adjective
• apprehended with certainty
Example sentence • She is known for her beautiful singing voice.
4 1 verb, adverb, adjective v, adv, adj adjective
• stupefied or excited by a chemical substance (especially alcohol)
Example sentence • The milk in the fridge has gone bad.
4 1 noun, adjective n, adj noun
• a canonical hour that is the ninth hour of the day counting from sunrise
adverb
• not at all or in no way
adjective satellite
• not any; entity, negative pronoun
Example sentence • I expected a response from them, but I received none .
6 3 noun n Example sentence • Did anyone see who stole my wallet?
5 2 verb v Example sentence • He tried to atone for his mistake by apologizing to his friend.
8 2 noun n noun
• a central cohesive source of support and stability
Example sentence • The spine is the backbone of the human body.
9 2 noun n Example sentence • The smell of brimstone filled the air after the volcanic eruption.
9 3 verb, noun v, n noun
• one who accompanies and supervises a young woman or gatherings of young people
verb
• accompany as a chaperone
Example sentence • The chaperone accompanied the students on their field trip.
10 3 noun n noun
• bone linking the scapula and sternum
Example sentence • She broke her collarbone in a skiing accident.
7 2 verb v verb
• excuse, overlook, or make allowances for; be lenient with
Example sentence • I cannot condone your actions.
11 3 noun n noun
• the fundamental assumptions from which something is begun or developed or calculated or explained
Example sentence • Education is the cornerstone of a strong society.
5 1 noun n noun
• an ugly evil-looking old woman
Example sentence • The old crone lived alone in the woods.
7 2 noun n noun
• (meteorology) rapid inward circulation of air masses about a low pressure center; circling counterclockwise in the Northern Hemisphere and clockwise in the southern
Example sentence • The cyclone caused widespread damage and destruction.
5 1 verb, noun v, n noun
• stingless male bee in a colony of social bees (especially honeybees) whose sole function is to mate with the queen
verb
• make a monotonous low dull sound
Example sentence • The drone hovered quietly in the sky.
10 2 noun, adjective n, adj noun
• stone that occurs naturally in fields; often used as building material
Example sentence • The old farmhouse was built with fieldstone walls.
10 3 noun n noun
• an antique record player; the sound of the vibrating needle is amplified acoustically
Example sentence • I found an old gramophone in my grandfather's attic.
10 2 noun n noun
• a stone that is used to mark a grave
Example sentence • She visited her father's grave and placed a new gravestone on it.
9 2 noun n noun
• the central building block at the top of an arch or vault
Example sentence • The headstone was engraved with the deceased's name and dates of birth and death.
4 1 verb v noun
• a whetstone made of fine gritstone; used for sharpening razors
Example sentence • He honed his culinary skills by attending cooking classes.
7 2 noun n noun
• the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
Example sentence • Insulin is a hormone that regulates blood sugar levels.
7 2 noun n noun
• the jaw in vertebrates that is hinged to open the mouth
verb
• talk idly or casually and in a friendly way
Example sentence • The archaeologist discovered a fossilized jawbone of an ancient human species.
8 2 noun n noun
• a central cohesive source of support and stability
Example sentence • The keystone of the arch is what holds the structure together.
9 2 noun n noun
• a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
Example sentence • The cliffs along the coast are made of limestone .
9 3 noun n noun
• a cone-shaped acoustic device held to the mouth to intensify and direct the human voice
Example sentence • He used a megaphone to amplify his voice during the protest.
9 3 noun n noun
• synthetic narcotic drug similar to morphine but less habit-forming; used in narcotic detoxification and maintenance of heroin addiction
Example sentence • He was prescribed methadone to help with his opioid addiction.
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