Definitions
Century Dictionary and Cyclopedia
- n. A keeping silence; loss of speech; dumbness.
Wiktionary
- n. Silence; inability or refusal to speak.
GNU Webster's 1913
- n. A becoming dumb; loss of speech.
- n. A keeping silent or mute.
Examples
“Words Microsoft Word squirms at: Well, just obmutescence.”
“Therefore, I was manna in the desert of Jud's obmutescence.”
Lists
These user-created lists contain the word ‘obmutescence’.
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Ayatollah's list
Trinkets of lexical goodness.
floccinaucinihili..., quomodocunquize, curmudgeon, illaqueate, ipsissimosity, heterochthonous, hakenkreuz, forisfamiliate, appropinquate, apodyopsis, baryphony, cachinnate and 146 more...
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Most Obscure Words
acatalectic, acosmism, acuate, acuminate, adscititious, adytum, akratisma, alieniloquy, allelomorph, allochiria, allodium, alnage and 620 more...
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artoparts's Words
illation, finite, edify, abide, abrade, vouch, amiss, vociferate, perusing, techantiquery, rigamarole, holon and 615 more...
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the omnibus
preponderance, idioglossia, acumen, heteronym, flux, anacoluthon, metonymy, impetus, constellation, exegesis, revelatory, cloistered and 869 more...
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Tawkward
Verbal 'wtf' exchanges; odd moments of conversation and socializing.
somniloquy, bafflegab, syllepsis, sesquipedalian, whinge, divulge, anacoluthon, anaphora, sumpsimus, persiflage, eristic, overtones and 198 more...
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herotuesday's Words
butyraceous, thrasonical, turgid, ululate, irenic, punctilio, discombobulate, ecdysiast, formicate, favonian, agnate, erubescence and 614 more...
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Ammon Shea's OED faves
velleity, sialoquent, psithurism, postvide, peracme, onomatomania, introuvable, ignotism, father-waur, bouffage, apricity, obmutescence
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groke's list

whichbe 1. Becoming dumb; loss of speech.
2. Keeping silent or mute. May 13, 2008