1630s, "affluent," present-participle adjective from abound. Literal sense of "overflowing" is recorded by 1680s. Related: Aboundingly. Compare abundant.

old name for Ethiopia, 1630s, from Modern Latin Abyssinia, from Arabic Habasah, the name for the region, said to be from Amharic hbsh "mixed" or Arabic habash "mixture," in reference to the different races dwelling there. In 1920s-30s popular as a slang pun for the parting salutation "I'll be seeing you." Related: Abyssinian (1620s; as a breed of domestic cat, 1876). In early use also Abyssine.

"furnished with credentials," 1630s, past-participle adjective from accredit (v.).

1630s, "rest, quiet, satisfaction," from French acquiescence, noun of action from acquiescer "to yield or agree to; be at rest" (see acquiesce). Meaning "silent consent, passive assent" is recorded from 1640s.

1630s, "owned through acquisition" (now obsolete, this sense going with acquired), from Latin acquisit-, past-participle stem of acquirere "accumulate, gain" (see acquire) + -ive. Meaning "given to acquisition, avaricious" is by 1824. Related: Acquisitively (1590s); acquisitiveness.

by 1630s as "human being, descendant of Adam" the Biblical first man, from Adam + -ite (1). The term was used from 1620s in reference to Christian perfectionist sects or groups that practice nudism (or, as a 1657 poem has it, "Cast off their petticoats and breeches"), recalling the state of Adam before the Fall. They existed in 2c. North Africa, 14c.-15c. central Europe, and 1840s America. Related: Adamic; Adamitic; Adamitism.

"indifferent, non-essential, morally neither right nor wrong," 1630s, from Greek adiaphoros "not different; indifferent," from a- "not" (see a- (3)) + diaphoros "different."

"manage or direct affairs," 1630s, from Latin administratus, past participle of administrare "manage, control, superintend" (see administer) or else a back-formation from administrator, administration. Related: Administrated; administrating.

"to make a mental impression on," 1630s; earlier "to attack" (c. 1600), "act upon, infect" (early 15c.), from affect (n.) or from Latin affectus "disposition, mood, state of mind or body produced by some external influence." Related: Affected; affecting. "The two verbs, with their derivatives, run into each other, and cannot be completely separated" [Century Dictionary].

"having the power or tendency to unite or adhere," 1630s, originally in a medical sense, from Latin agglutinat-, past-participle stem of agglutinare "stick on, fasten with glue," from ad "to" (see ad-) + glutinare "to glue," from gluten "glue" (from PIE *glei- "clay," also forming words with a sense of "to stick together;" see clay). Philological sense is from 1650s.