obsolesco

Latin

Etymology

From obs- + olēscō.

Pronunciation

• (Classical) IPA^(key): /ob.soˈleːs.koː/, [ɔps̠ɔˈɫ̪eːs̠koː]
• (modern Italianate Ecclesiastical) IPA^(key): /ob.soˈles.ko/, [obsoˈlɛsko]

Verb

obsolēscō (present infinitive obsolēscere, perfect active obsolēvī, supine obsolētum); third conjugation, no passive

1. to wear out
2. to fall into disuse
3. to grow old
4. to decay

Conjugation

• The form obsolētus exists in active meaning (as with other intransitive verbs).

Conjugation of obsolēscō (third conjugation, active only)
indicative		singular			plural
		first	second	third	first	second	third
active	present	obsolēscō	obsolēscis	obsolēscit	obsolēscimus	obsolēscitis	obsolēscunt
	imperfect	obsolēscēbam	obsolēscēbās	obsolēscēbat	obsolēscēbāmus	obsolēscēbātis	obsolēscēbant
	future	obsolēscam	obsolēscēs	obsolēscet	obsolēscēmus	obsolēscētis	obsolēscent
	perfect	obsolēvī	obsolēvistī	obsolēvit	obsolēvimus	obsolēvistis	obsolēvērunt, obsolēvēre
	pluperfect	obsolēveram	obsolēverās	obsolēverat	obsolēverāmus	obsolēverātis	obsolēverant
	future perfect	obsolēverō	obsolēveris	obsolēverit	obsolēverimus	obsolēveritis	obsolēverint
subjunctive		singular			plural
		first	second	third	first	second	third
active	present	obsolēscam	obsolēscās	obsolēscat	obsolēscāmus	obsolēscātis	obsolēscant
	imperfect	obsolēscerem	obsolēscerēs	obsolēsceret	obsolēscerēmus	obsolēscerētis	obsolēscerent
	perfect	obsolēverim	obsolēverīs	obsolēverit	obsolēverīmus	obsolēverītis	obsolēverint
	pluperfect	obsolēvissem	obsolēvissēs	obsolēvisset	obsolēvissēmus	obsolēvissētis	obsolēvissent
imperative		singular			plural
		first	second	third	first	second	third
active	present	—	obsolēsce	—	—	obsolēscite	—
	future	—	obsolēscitō	obsolēscitō	—	obsolēscitōte	obsolēscuntō
non-finite forms		active			passive
		present	perfect	future	present	perfect	future
infinitives		obsolēscere	obsolēvisse	obsolētūrum esse	—	—	—
participles		obsolēscēns	—	obsolētūrus	—	—	—
verbal nouns		gerund				supine
		genitive	dative	accusative	ablative	accusative	ablative
		obsolēscendī	obsolēscendō	obsolēscendum	obsolēscendō	obsolētum	obsolētū

Derived terms

• obsolētus

Descendants

• English: obsolesce

References

• “obsolesco”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “obsolesco”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• obsolesco in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • a thing is going out of use, becoming obsolete: res obsolescit
    
• “obsolesce”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.