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4274 entries found
pulsar (n.)
1968, from pulse (n.1), the form on analogy of quasar. When discovered in 1967, they were thought perhaps to be signals from alien civilizations and astronomers informally dubbed them LGM for "Little Green Men."
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pulsate (v.)
1741, back-formation from pulsation, from Latin pulsatus, past participle of pulsare "to beat against, strike upon," frequentative of pellere (past participle pulsus) "to beat, strike" (from PIE root *pel- (5) "to thrust, strike, drive"). Related: Pulsated; pulsating; pulsatile.
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pulsation (n.)
early 15c., from Middle French pulsation (14c.) and directly from Latin pulsationem (nominative pulsatio) "a beating or striking," noun of action from past participle stem of pulsare "to beat, strike, push against' hammer, keep hitting," figuratively "drive forth, disturb, disquiet," frequentative of pellere (past participle pulsus) "to beat, strike" (from PIE root *pel- (5) "to thrust, strike, drive").
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pulse (n.1)
"a throb, a beat," early 14c., from Old French pous, pulse (late 12c., Modern French pouls) and directly from Latin pulsus (in pulsus venarum "beating from the blood in the veins"), past participle of pellere "to push, drive," from PIE root *pel- (5) "to thrust, strike, drive." Extended usages from 16c. Figurative use for "life, vitality, essential energy" is from 1530s.
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pulse (v.)
"to beat, throb," early 15c., from pulse (n.1) or else from Latin pulsare "to beat, throb," and in part from French. Related: Pulsed; pulsing.
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pulse (n.2)
"peas, beans, lentils," late 13c., from Old French pouls, pols and directly from Latin puls "thick gruel, porridge, mush," probably via Etruscan, from Greek poltos "porridge" made from flour, or both the Greek and Latin words are from the same source (see pollen).
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pulverise (v.)
chiefly British English spelling of pulverize (q.v.). Also see -ize. Related: Pulverised; pulverising; pulverisation.
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pulverization (n.)
1650s, noun of action from pulverize, or else from French pulvérisation, from Middle French pulveriser.
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pulverize (v.)
early 15c., from Late Latin pulverizare "reduce to powder or dust," from Latin pulvis (genitive pulveris) "dust, powder," which is perhaps related to the words under pollen. Related: Pulverized; pulverizing.
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puma (n.)

1777, from Spanish puma, from Quechua (Inca) puma.

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