open

noun · verb · adjective · adverbA1
Tiếng Việt:
mở

mở. Họ từ OPEN — danh từ: opening; động từ: open; tính từ: open; trạng từ: openly.

Định nghĩa theo từ loại

Tính từ

adjective
Comparative
more openopener
Superlative
most openopenest
  1. 1.

    (usually not comparable) Physically unobstructed, uncovered, etc.

  2. 2.

    Able to be used or interacted with in some way.

  3. 3.

    Not hidden or restricted.

  4. 4.

    Not completed or finalised.

  5. 5.

    (mathematics, logic, of a formula) Having a free variable.

  6. 6.

    (mathematics, topology, of a set) Which is part of a predefined collection of subsets of X, that defines a topological space on X.

  7. 7.

    (music, stringed instruments) Of a note, played without pressing the string against the fingerboard.

  8. 8.

    (music) Of a note, played without closing any finger-hole, key or valve.

  9. 9.

    (phonetics) Uttered with a relatively wide opening of the articulating organs; said of vowels.

  10. 10.

    (phonetics) Uttered, as a consonant, with the oral passage simply narrowed without closure.

  11. 11.

    (computing, used before "code") Source code of a computer program that is not within the text of a macro being generated.

  12. 12.

    (of a multi-word compound) Having component words separated by spaces, as opposed to being joined together or hyphenated; for example, time slot as opposed to timeslot or time-slot.

Động từ

verb
V_es/s
opens
V_ing/Gerund
opening
V_ed/pp
openedno-table-tags
  1. 1.

    To make or become physically unobstructed, uncovered, etc.

  2. 2.

    (intransitive, transitive)To cause or allow a gap to form or widen.

    Mudchester Rovers opened a sizeable lead on their rivals.

    A link opened under the strain, and the chain came apart.

  3. 3.

    To make or become available for use or interaction.

  4. 4.

    To start or begin.

  5. 5.

    (transitive)To make an open relationship or marriage, i.e., with possible additional relationships.

  6. 6.

    (obsolete)To disclose; to reveal; to interpret; to explain.

Danh từ

noun
Plural noun:
opens
  1. 1.

    (in the definite) Open or unobstructed space; an exposed location.

    I can't believe you left the lawnmower out in the open when you knew it was going to rain this afternoon!

    Wary of hunters, the fleeing deer kept well out of the open, dodging instead from thicket to thicket.

  2. 2.

    (in the definite) Public knowledge or scrutiny; full view.

    We have got to bring this company's corrupt business practices into the open.

  3. 3.

    (electronics) A defect in an electrical circuit preventing current from flowing.

    The electrician found the open in the circuit after a few minutes of testing.

  4. 4.

    A sports event in which anybody can compete, especially or originally irrespective of amateur or professional status.

    the Australian Open

  5. 5.

    The act of something being opened, such as an e-mail message.

Cụm từ thường dùng

open at

giới từ đi kèm

open the door

cụm thông dụng

open 24 hours

cụm thông dụng

Họ từ

Danh từ

Động từ

Trạng từ

Tính từ

Từ liên quan

Đồng nghĩa

unlockopen-faceopen-facedaccessibleunimpededfreenot closed accessible, unimpededending in a vowel freewith a free license and no proprietary components freeraisebarestartunseal

Trái nghĩa

closeshutclosedwithout prejudicecheckedclosed-sourceproprietaryaccessible closed, shutending in a vowel closed, checkedbare

Cùng gốc / liên quan

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Nguồn gốc từ

Adjective from Middle English open, from Old English open (open), from *opan, from Proto-Germanic *upanaz (open), from Proto-Indo-European *upo (up from under, over).

Nguồn dữ liệu: freedict, wiktionary, word-family, cefr · cập nhật 16/8/2026

Định nghĩa và phiên âm từ Wiktionary / dictionaryapi.dev (CC BY-SA).