13-Letter Words Containing: O,R,R,H,E,I,C

• an instrument that indicates whether two periodic motions are synchronous (especially an instrument that enables a pilot to synchronize the propellers of a plane that has two or more engines)

• red pigment in red algae

• a compiler or writer of a dictionary; a student of the lexical component of language

• abnormal ability to focus of distant objects

• the fruit of the chokecherry tree

• a common wild cherry of eastern North America having small bitter black berries favored by birds

• a complex consisting of an organic base in association with hydrogen chloride

• an antibiotic (trade name Erythrocin or E-Mycin or Ethril or Ilosone or Pediamycin) obtained from the actinomycete Streptomyces erythreus; effective against many Gram-positive bacteria and some Gram-negative