||a historical change or linked series of changes in the sound of consonants in a language or language family.
||a temporary or permanent change in the grammatical function of a word, such as the use of the noun "fax" as a verb in "We'll fax it to you".
||(informal) a work shift that extends through the early morning hours, often beginning at midnight. [2 definitions]
|Great Vowel Shift
||a series of shifts in English vowel sounds that took place from the fifteenth to the eighteenth century and changed the vowel system of Middle English into that of Modern English.
||the tendency of light waves from distant luminous bodies such as galaxies to decrease in frequency with movement away from the observer. (See Doppler effect.)
||a work shift with two or more work periods divided by longer-than-usual breaks.
||a manually operated automobile gearshift; manual transmission.
||(informal) the work shift between the day and the night shifts, usu. beginning in the middle of the afternoon and ending at midnight, or the group of workers on this shift.