entering

To go or come into an enclosed or partially enclosed space.

“You should knock before you enter, unless you want to see me naked.”

To cause to go (into), or to be received (into); to put in; to insert; to cause to be admitted.

“to enter a knife into a piece of wood;  to enter a boy at college, a horse for a race, etc.”

To go or come into (a state or profession).

“My twelve-year-old son will be entering his teens next year.  She had planned to enter the legal profession.”

To type (something) into a computer; to input.

“Enter your user name and password.”

To record (something) in an account, ledger, etc.

To become a party to an agreement, treaty, etc.

To become effective; to come into effect.

To go into or upon, as lands, and take actual possession of them.

To place in regular form before the court, usually in writing; to put upon record in proper from and order.

“to enter a writ, appearance, rule, or judgment”

To make report of (a vessel or its cargo) at the custom house; to submit a statement of (imported goods), with the original invoices, to the proper customs officer for estimating the duties. See entry.

To file, or register with the land office, the required particulars concerning (a quantity of public land) in order to entitle a person to a right of preemption.

To deposit for copyright the title or description of (a book, picture, map, etc.).

“entered according to act of Congress”

To initiate; to introduce favourably.

Action of the verb to enter