CHEMILUMINESCENT Antonyms

• devoid of or deficient in light or brightness; shadowed or black

• (used of color) having a dark hue

• absence of light or illumination

• absence of moral or spiritual values

• an unilluminated area

• the time after sunset and before sunrise while it is dark outside

• an unenlightened state

• brunet (used of hair or skin or eyes)

• stemming from evil characteristics or forces; wicked or dishonorable

• secret

• showing a brooding ill humor

• lacking enlightenment or knowledge or culture

• marked by difficulty of style or expression

• causing dejection

• not giving performances; closed

• made dim or less bright

• lacking in light; not bright or harsh

• lacking clarity or distinctness

• offering little or no hope

• slow to learn or understand; lacking intellectual acuity

• switch (a car's headlights) from a higher to a lower beam

• become dim or lusterless

• make dim or lusterless

• make dim by comparison or conceal

• become vague or indistinct

• lacking in liveliness or animation

• emitting or reflecting very little light

• not keenly felt

• not having a sharp edge or point

• being or made softer or less loud or clear

• so lacking in interest as to cause mental weariness

• (of color) very low in saturation; highly diluted

• slow to learn or understand; lacking intellectual acuity

• (of business) not active or brisk

• blunted in responsiveness or sensibility

• not clear and resonant; sounding as if striking with or against something relatively soft

• darkened with overcast

• make dull in appearance

• become dull or lusterless in appearance; lose shine or brightness

• deaden (a sound or noise), especially by wrapping

• make numb or insensitive

• make dull or blunt

• become less interesting or attractive

• make less lively or vigorous