different between defective vs weak

English

Etymology

From Middle French défectif, from Late Latin defectivus.

Pronunciation

• (UK) IPA^(key): /d??f?kt?v/
• Rhymes: -?kt?v

Adjective

defective (comparative more defective, superlative most defective)

1. Having one or more defects.

   Synonym: faulty

   Antonyms: complete, perfect
2. (grammar, of a lexeme, especially a verb) Lacking some forms; e.g., having only one tense or being usable only in the third person.
3. (Arabic grammar, of a verb) Having a root whose final consonant is weak (?, ?, or ?).
4. (Hebrew orthography) Spelled without matres lectionis, for example ??? (ómets, “courage”) as opposed to the plene spelling ???? where the letter vav ??? indicates the vowel o.

   Antonym: plene

Usage notes

• Nouns to which "defective" is often applied: merchandise, goods, part, component, product, equipment, gene, unit, construction, design, drug, memory, wiring, machine, device, instrument, hardware, software, vehicle.

Related terms

Translations

Noun

defective (plural defectives)

1. A person or thing considered to be defective.

See also

• Wikipedia article on defective verbs

References

Interlingua

Adjective

defective (comparative plus defective, superlative le plus defective)

1. defective (having defects)

English

Etymology

From Middle English weyk, wayk, weik, waik, from Old Norse veikr (“weak”), from Proto-Germanic *waikwaz (“weak, yielded, pliant, bendsome”), from Proto-Indo-European *weyk- (“to bend, wind”). Cognate with Old English w?c (“weak, bendsome”), Saterland Frisian wook (“soft, gentle, tender”), West Frisian weak (“soft”), Dutch week (“soft, weak”), German weich (“weak, soft”), Norwegian veik (“weak”), Swedish vek (“weak, pliant”), Icelandic veikur (“bendsome, weak”). Related to Old English w?can (“to yield”). Doublet of week and wick. (Can this⁽⁺⁾ etymology be sourced?)

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

Pronunciation

• enPR: w?k, IPA^(key): /wi?k/
• Rhymes: -i?k
• Homophone: week

Adjective

weak (comparative weaker, superlative weakest)

1. Lacking in force (usually strength) or ability.
   • weak with hunger, mad with love

2. Unable to sustain a great weight, pressure, or strain.

3. Unable to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible; vulnerable.
   • 1703, Nicholas Rowe, The Fair Penitent Act I, scene I:

     Guard thy heart / On this weak side, where most our nature fails.

4. Dilute, lacking in taste or potency.

5. (grammar) Displaying a particular kind of inflection, including:
   1. (Germanic languages, of verbs) Regular in inflection, lacking vowel changes and having a past tense with -d- or -t-.
   2. (Germanic languages, of nouns) Showing less distinct grammatical endings.
   3. (Germanic languages, of adjectives) Definite in meaning, often used with a definite article or similar word.
6. (chemistry) That does not ionize completely into anions and cations in a solution.

7. (physics) One of the four fundamental forces associated with nuclear decay.
8. (slang) Bad or uncool.

9. (mathematics, logic) Having a narrow range of logical consequences; narrowly applicable. (Often contrasted with a strong statement which implies it.)
10. Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
11. Not having power to convince; not supported by force of reason or truth; unsustained.
12. Lacking in vigour or expression.

13. Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
14. (stock exchange) Tending towards lower prices.

15. (photography) Lacking contrast.

Synonyms

• (lacking in force or ability): feeble, frail, powerless, vincible, assailable, vulnerable
• (lacking in taste or potency): dilute, watery
• See also Thesaurus:weak

Antonyms

• (lacking in force or ability): healthy, powerful, robust, strong, invincible
• (lacking in taste or potency): potent, robust, strong
• (chemistry: that does not ionize completely): strong

Derived terms

Translations

Anagrams

• Wake, wake, weka

West Frisian

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Pronunciation

• IPA^(key): /v???k/

Adjective

weak

1. (Clay) soft

Inflection

Alternative forms

• wêk (Wood)

Further reading

• “weak (I)”, in Wurdboek fan de Fryske taal (in Dutch), 2011