HETEROLOGIES

Noun

heterologies

plural of heterology

Source: Wiktionary


HETEROLOGY

Het`er*ol"o*gy, n. Etym: [Hetero- + -logy.]

1. (Biol.)

Definition: The absence of correspondence, or relation, in type of structure; lack of analogy between parts, owing to their being composed of different elements, or of like elements in different proportions; variation in structure from the normal form; -- opposed to homology.

2. (Chem.)

Definition: The connection or relation of bodies which have partial identity of composition, but different characteristics and properties; the relation existing between derivatives of the same substance, or of the analogous members of different series; as, ethane, ethyl alcohol, acetic aldehyde, and acetic acid are in heterology with each other, though each in at the same time a member of a distinct homologous series. Cf. Homology.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

2 April 2025

COVERT

(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”


coffee icon

Coffee Trivia

In the 18th century, the Swedish government made coffee and its paraphernalia (including cups and dishes) illegal for its supposed ties to rebellious sentiment.

coffee icon