cul·mi·nate

[kuhl-muh-neyt] verb, cul·mi·nat·ed, cul·mi·nat·ing.
verb (used without object)
1.
to reach the highest point, summit, or highest development (usually followed by in ).
2.
to end or arrive at a final stage (usually followed by in ): The argument culminated in a fistfight.
3.
to rise to or form an apex; terminate (usually followed by in ): The tower culminates in a tall spire.
4.
Astronomy. (of a celestial body) to be on the meridian, or reach the highest or the lowest altitude.
verb (used with object)
5.
to bring to a close; complete; climax: A rock song culminates the performance.
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Culminate is always a great word to know.
So is pulsar. Does it mean:
a celestial body with a mass of gas that is hot enough to produce and sustain nuclear fusion, thus producing luminosity
one of several hundred known celestial objects, generally believed to be rapidly rotating neutron stars, that emit pulses of radiation such as radio waves with a high degree of regularity

Origin:
1640–50; < Late Latin culminātus (past participle of culmināre to come to a peak), equivalent to Latin culmin- (stem of culmen) peak, top + -ātus -ate1

non·cul·mi·nat·ing, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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World English Dictionary
culminate (ˈkʌlmɪˌneɪt) [Click for IPA pronunciation guide]
 
vb (when intr, usually foll by in)
1.  to end or cause to end, esp to reach or bring to a final or climactic stage
2.  (intr) (of a celestial body) to cross the meridian of the observer
 
[C17: from Late Latin culmināre to reach the highest point, from Latin culmen top]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

culminate
1640s, from L.L. culminatus, pp. of culminare "to crown," from L. culmen (gen. culminis) "peak, summit," contraction of columen (see column).
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
Workshops culminate in a public concert featuring singers and participants.
They culminate in two strikingly symmetrical clouds of swirling filaments.
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