[wʌɪlst], (Conjunction)

Definitions:
- during the time that; at the same time as
(e.g: Michael runs the island co-operative whilst Mary runs the pub)

- whereas (indicating a contrast)
(e.g: some employers have a relaxed dress code, whilst others insist on formal attire)


Phrases:

Origin:
late Middle English: from whiles + -t as in against

[wʌɪlst], (Adverb)

Definitions:
- during which; while


Phrases:

Origin:
late Middle English: from whiles + -t as in against