ejaculation

UK: /ɪˌdʒækjʊˈleɪʃ^ən/ US: (i jak′yə lā′shən)

WordReference Random House Unabridged Dictionary of American English © 2025

e•jac•u•la•tion  (i jak′yə lā′shən), n. 

1. an abrupt, exclamatory utterance.
2. Physiology the act or process of ejaculating, esp. the discharge of semen by the male reproductive organs.

• ejaculate + -ion 1595–1605

Collins Concise English Dictionary © HarperCollins Publishers::

ejaculation / ɪˌdʒækjʊˈleɪʃən/ noun

1. an abrupt emphatic utterance or exclamation
2. a discharge of semen

eˈjaculatory, eˈjaculative adjective

WordReference Random House Learner's Dictionary of American English © 2025

e•jac•u•late /ɪˈdʒækyəˌleɪt/   v., -lat•ed, -lat•ing. 

1. Physiology to eject or discharge, esp. semen, from the body: [~ + object]
   to ejaculate sperm.
   [no object]
   problems in ejaculating because of blockage.
2. [~ + object] to utter suddenly and briefly;
   exclaim.

e•jac•u•la•tion, n. [countable* uncountable] See -jec-.

WordReference Random House Unabridged Dictionary of American English © 2025

e•jac•u•late  (v. i jak′yə lāt′;n. i jak′yə lit), v., -lat•ed, -lat•ing, n. 
v.t. 

1. to utter suddenly and briefly;
   exclaim.
2. Physiology to eject (semen).
3. to eject suddenly and swiftly;
   discharge.

v.i. 

4. Physiology to eject semen.

n. 

5. Physiology the semen emitted in an ejaculation.

• Latin ējaculātus (past participle of ējaculārī) shot out, equivalent. to ē- e- + jacul(um) javelin (jac(ere) to throw + -ulum -ule) + -ātus -ate¹
• 1570–80