(idiomatic) Having the most important role in a storyline or recognition. Of primary importance. / (idiomatic) In control of an entity or situation.

(law) In property law and real estate, a legal right to property ownership which will vest in the future, but which does not include the right to present possession or enjoyment of the property.

At the same time; together, or cotemporally. / (electricity) Electrical components connected side by side, instead of in series.

One after another. Sequentially. / (electricity) Of components: connected in a chain, instead of in parallel.

(idiomatic) to introduce a person to a new situation without adequately preparing him or her.

(idiomatic) To be very rich.

Alternative form of inner diameter

(baseball) A run that a given player has caused to be scored by a hit, walk, or sacrifice.

(accounting, computing, business) Of or pertaining to any situation where the last to arrive is the first to go, or a data structure where the most recently added item is the first to be retrieved.

(idiomatic) To remind someone of; to inspire a mental image or awareness of; to cause thoughts concerning.