Lernwerd

expand

//ɪkˈspænd//

Verb

A word that expresses an action, state, or occurrence.

Note for expand

Mnemonics, your own examples, reminders…

Forms

present (v1)
expand
past (v2)
expanded
past participle (v3)
expanded
present participle
expanding
3rd person singular
expands

Definitions

  1. 1.To change (something) from a smaller form or size to a larger one; to spread out or lay open.

    • You can expand this compact umbrella to cover a large table.
  2. 2.To increase the extent, number, volume or scope of (something).

    • Then with expanded wings he steers his flight.
    • A flower expands its leaves.
    • This has evidently been encouraging, for the current winter timetable - not even with the benefit of summer holiday traffic - shows that the two trains each way have been expanded to four.
  3. 3.To express (something) at length and/or in detail.

  4. 4.To rewrite (an expression) as a longer, yet equivalent, sum of terms.

    • Use the binomial theorem to expand #123;(x#43;1)#125;⁴.

Frequency

Overall

Common· #1745

By learning goal

Everyday conversation
Rare
General reading & writing
Common
Academic
Uncommon
Literature
Rare

Related words

Antonyms

Etymology

Recorded in Middle English since 1422 (as expanden, expaunden), from Anglo-Norman espaundre, from Latin expandō (“to spread out”), itself from ex- (“out, outwards”) + pandō (“to spread”).

Doublet of spawn.

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