different between unpack vs unpacking

English

Etymology

From un- +? pack.

Pronunciation

• IPA^(key): /?n?pæk/
• Rhymes: -æk

Verb

unpack (third-person singular simple present unpacks, present participle unpacking, simple past and past participle unpacked)

2. (transitive) To remove from a package or container, particularly with respect to items that had previously been arranged closely and securely in a pack.

   They didn't have time to unpack their bags before going out to dinner.

3. (intransitive) To empty containers that had been packed.

   They didn't have time to unpack before going to dinner.

5. (transitive) To analyze a concept or a text.
6. (linguistics, of a segment such as a vowel) To undergo separation of its features into distinct segments.
   • 2000, in Language, volume 76, issues 1-2, page 337:

     The rounded vowels [y] and [œ/?] in Russian seem to unpack as glide-vowel sequences in words borrowed from French and German, [...]

   • 2008, Katrin Dohlus, The Role of Phonology and Phonetics in Loanword Adaptation, page 73

     Whereas the high vowels /?, y/ unpack, the mid vowels /œ, ø/ are adapted as single segments in these languages (see examples in (36) for Vietnamese (Barker 1969) and (37) for Fon (Gbeto 2000)). [...]

     French /y/ ? Vietnamese /wi/

     accu [a'ky] ? ac-quy [ak kwi]

   • 2011, John A. Goldsmith, Jason Riggle, Alan C. L. Yu (editors), The Handbook of Phonological Theory:

     The objective of these corpora was to check whether vowels other than nasal vowels systematically unpack in L1s that do not allow them.

7. (computing, transitive) To decompress.
   • 2005, Matthias Kalle Dalheimer, Matt Welsh, Running Linux

     Packages […] are often archived and compressed using the zip utility; you can unpack these with the unzip command […]

Antonyms

• pack

Translations

See also

• unpack on Wikipedia.Wikipedia

English

Noun

unpacking (plural unpackings)

1. The act by which something is unpacked.
2. (linguistics) The separation of the features of a segment (such as a nasal vowel or palatal consonant) into distinct segments; for example, the separation of a nasal vowel such as /??/ into a vowel /?/ and a nasal consonant /n/ (i.e., into /?n/) which often occurs when a language which does not use nasal vowels borrows from a language which does use them.

Verb

unpacking

1. present participle of unpack