enter

en•ter v.

to come or go into: [~ + object]to enter a room. The thought never entered my mind.[no object]Please knock before you enter.
to become a member of;
join;
become involved in:[~ + object]to enter the diplomatic corps.
to cause to be admitted to or participate in:[~ + object]to enter a horse in a race.
to share in;
have an understanding of:[~ (+ into) + object]He is able to enter (into) the spirit of the competition.
to put forward, submit, or register formally:[~ + object]to enter a bid. The attorney entered an objection to the proceedings.
to make a beginning in:[~ (+ on/upon/into) + object]We are entering on a new phase in the relationship.
enter into, [~ + into + object]
- to participate in:entered into negotiations.
- to form a basic or important part or ingredient of;
  concern:Money doesn't enter into the decision.

en•ter v.i.

to come or go in:Knock before you enter.
to be admitted into a school, competition, etc.:Some contestants enter as late as a day before the race.
to make a beginning (often fol. by on or upon):We have entered upon a new phase in history.
Show Business[Theat.]to come upon the stage (used in stage directions as the 3rd person imperative sing. or pl.):Enter Othello, and Iago at a distance.

v.t.

to come or go into:He just entered the building. The thought never entered my mind.
to penetrate or pierce:The bullet entered the flesh.
to put in or insert.
to become a member of;
join:to enter a club.
to cause to be admitted, as into a school, competition, etc.:to enter a horse in a race.
to make a beginning of or in, or begin upon;
engage or become involved in:He entered the medical profession.
to share in;
have an intuitive understanding of:In order to appreciate the novel, one must be able to enter the spirit of the work.
to make a record of;
record or register:to enter a new word in a dictionary.
Law
- to make a formal record of (a fact).
- to occupy or to take possession of (lands);
  make an entrance, entry, ingress in, under claim of a right to possession.
- to file an application for (public lands).
Computingto put (a document, program, data, etc.) into a computer system:Enter your new document into the word-processing system.
to put forward, submit, or register formally:to enter an objection to a proposed action; to enter a bid for a contract.
Naval Termsto report (a ship, cargo, etc.) at the custom house.
enter into:
- to participate in;
  engage in.
- to investigate;
  consider:We will enter into the question of inherited characteristics at a future time.
- to sympathize with;
  share in.
- to form a constituent part or ingredient of:There is another factor that enters into the situation.
- to go into a particular state:to enter into a state of suspended animation.

en′ter•a•ble, adj.
en′ter•er, n.

enter-,

Collins Concise English Dictionary © HarperCollins Publishers::

enter /ˈɛntə/ vb

to come or go into (a place, house, etc)
to penetrate or pierce
(transitive) to introduce or insert
to join (a party, organization, etc)
when intr, followed by into: to become involved or take part (in): to enter a game, to enter into an agreement
(transitive) to record (an item such as a commercial transaction) in a journal, account, register, etc
(transitive) to record (a name, etc) on a list
(transitive) to present or submit: to enter a proposal
(intransitive) to come on stage: used as a stage direction: enter Juliet
when intr, often followed by into, on, or upon: to begin; start: to enter upon a new career
(intransitive) often followed by upon: to come into possession (of)
(transitive) to place (evidence, a plea, etc) before a court of law or upon the court records

Etymology: 13th Century: from Old French entrer, from Latin intrāre to go in, from intrā withinˈenterable adj ˈenterer n

entero-,

a combining form meaning "intestine,'' used in the formation of compound words:enterology.

Also,[esp. before a vowel,] enter-.

(Advertisement)

'enter' also found in these entries (note: many are not synonyms or translations):

Collocations: enter and exit, enter [here, through the front, in the back, at the side], enter a [city, country], more...

🗣️Forum discussions with the word(s) "enter" in the title:

Go to Preferences page and choose from different actions for taps or mouse clicks.