(of a verb in an Algonquian language) Belonging to the class of transitive verbs that take animate direct objects.

(chemistry) An intermediate state in a chemical reaction that has a higher free energy than the reactants or the products

(mathematics, stochastic processes) A square matrix whose rows consist of nonnegative real numbers, with each row summing to 1. Used to describe the transitions of a Markov chain; its element in the ith row and jth column describes the probability of moving from state i to state j in one time step.

plural of transition point

plural of public transit

(US) Public transport.

A commuter rail system that combines aspects of an interurban railway with those of a subway, using a menagerie of pathways such as viaduct, tunnel, beam, cut and cover, trench, at grade, and others.

(Australia, New Zealand) A freeway lane reserved for vehicles with a set minimum number of occupants.

(demography) The process that represents the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system.

(databases) An attribute of a relation that depends on a key but also on a third attribute which is not a key; this is a violation of third normal form.