Etymology
Advertisement
monomorphous (adj.)

"having one form only," by 1839, from mono- "one, single" + -morphic, from Greek morphē "form, shape" (see morphic). 

Related entries & more 
Advertisement
one-off (n.)

"single example of a manufactured product," by 1927, from one + off. Later given figurative extension.

Related entries & more 
monoxide (n.)

"oxide with one oxygen atom in each molecule," 1840, from mono- "single" + oxide.

Related entries & more 
microeconomics (n.)

also micro-economics, "the branch of economics concerned with single factors and individual decisions," 1948, from micro- + economics. Related: Microeconomic (adj.).

Related entries & more 
many-headed (adj.)

"having many heads on a single body," 1580s; see many + -headed. Usually applied to mythological beasts, as the Lernaean hydra.

Related entries & more 
Advertisement
sole (adj.)

"single, alone, having no husband or wife; one and only, singular, unique," late 14c., from Old French soul "only, alone, just," from Latin solus "alone, only, single, sole; forsaken; extraordinary," of unknown origin, perhaps related to se "oneself," from PIE reflexive root *swo- (see so).

Related entries & more 
monolithic (adj.)

1802, "formed of a single block of stone;" 1849, "of or pertaining to a monolith," from monolith + -ic. Figurative use from 1920. Related: Monolithal (1813).

Related entries & more 
rancher (n.)

1836, "owner of a ranch, person engaged in ranching;" see ranch (n.). Meaning "modern single-story house" is attested by 1955.

Related entries & more 
simplex (adj.)

"characterized by a single part," 1590s, from Latin simplex "single, simple, plain, unmixed, uncompounded," literally "one-fold," from PIE compound of root *sem- (1) "one; as one, together with" + *plac- "-fold," from PIE root *plek- "to plait." Compare duplex.

The noun is attested from 1892 in grammar, "simple uncompounded word," from a sense of the Latin word. Simplex munditis is a Latin phrase implying "elegantly simple."

Related entries & more 
macroinstruction (n.)

also macro-instruction, in computing, "a group of programming instructions compressed into a simpler form and appearing as a single instruction," 1959, from macro- + instruction.

Related entries & more 

Page 4