DEXTROROTATORY

dextrorotary, dextrorotatory, right-handed

(adjective) rotating to the right

Source: WordNet® 3.1


Etymology

Adjective

dextrorotatory (not comparable)

(chemistry, of an optically active compound or crystal) That rotates the plane of polarized light to the right, or clockwise.

Synonyms

• dextrogyre, dextrogyrate, dextro; d- (symbol); dex-, dextro- (prefix)

Antonyms

• levorotatory

Source: Wiktionary


Dex`tro*ro"ta*to*ry, a. Etym: [Dextro- + rotatory.] (Chem. & Opt.)

Definition: Turning, or causing to turn, toward the right hand; esp., turning the plane of polarization of luminous rays toward the right hand; as, dextrorotatory crystals, sugars, etc. Cf. Levorotatory.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

4 April 2025

GUILLOTINE

(verb) kill by cutting the head off with a guillotine; “The French guillotined many Vietnamese while they occupied the country”


coffee icon

Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

coffee icon