Klryz
Pronunciation guide: IPA symbols, stress and word endings

Vowels

iːseeɪsite / ɛbedæcat
ɑːfatherɒhot (UK)ɔːlawʊput
uːtooʌcupɜːbirdəabout
eɪdayaɪmyɔɪboyaʊnow
əʊ / oʊgo (UK / US)ɪəneareəhairʊətour

Consonants that look unusual

θthinðthisʃsheʒmeasure
tʃchurchdʒjudgeŋsingjyes

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

Marks

  • 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)

Common word endings

  • -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.

English Dictionary · 107,383 entries · Sources & licences

radioactive

UK /ˌɹeɪdiəʊˈaktɪv/ · US /ˌɹeɪdioʊˈæktɪv/ adjective, noun

Forms radioactives radio-active

  1. adjective Exhibiting radioactivity.
  2. adjective (figurative, rare) Dangerous and disgusting, particularly of people or ideas. “Even sleazy tactics and his radioactive mouth may not be able to contain this debacle.”
  3. noun Any radioactive substance.

Antonyms

nonradioactive

Etymology

Coined by Pierre Curie and Marie Curie in 1898 as French radio-actif, equivalent to English radio- + active.

Sources: Wiktionary · WordNet 3.0 — from the Wiktionary entry “radioactive”, CC BY-SA 4.0. Details