Pronunciation guide: IPA symbols, stress and word endings

θ	thin	ð	this	ʃ	she	ʒ	measure
tʃ	church	dʒ	judge	ŋ	sing	j	yes

p b t d k g f v s z h m n l r w sound as in ordinary English spelling.

ˈ main stress, before the stressed syllable: /ˈwɔːtə/ water · ˌ lighter (secondary) stress: /ˌʌndəˈstænd/ understand
ː a long vowel · (r) an r said only in accents that pronounce it (most American, Scottish, Irish)

-s / -es (plurals; he/she form of verbs): /s/ after voiceless sounds (cats), /z/ after voiced (dogs), /ɪz/ after s, z, sh, ch, j sounds (buses, watches). Spelling: -es after s, x, z, ch, sh; consonant + y → -ies (city → cities).
-ed (past): /t/ after voiceless sounds (walked), /d/ after voiced (played), /ɪd/ after t or d (wanted). Spelling: love → loved, stop → stopped, carry → carried.
-ing: make → making, run → running, see → seeing.
Irregular: go, went, gone · be, was, been · see, saw, seen · man → men · child → children · mouse → mice.
Older (King James) forms: -eth = -s (he loveth = he loves) · -est with “thou” (thou lovest) · spake = spoke.

ventricle

/ˈvɛn.tɹɪk.əl/ noun

Forms ventricles

noun One of two lower chambers of the heart.
noun (neuroanatomy) One of four fluid-filled cavities in the brain, that are continuous with the central canal of the spinal cord.
noun (archaic) A ventriculus; especially, a stomach.
noun (archaic) The womb.

Synonyms

From late Middle English, from Latin ventriculus (“the belly”), diminutive of venter (“the belly”). Doublet of ventriculus.

noun A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber, or one of the two posterior chambers, of the heart, which receives the blood from the auricle and forces it out from the heart. See Heart.
noun The stomach. [Obs.]

Etymology [L. ventriculus the stomach, a ventricle, dim. of venter the belly: cf. F. ventricule. See Ventral.]

Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “ventricle”, CC BY-SA 4.0. Details