(healthcare) An area for patients who require more intensive observation, treatment and nursing care than would be usually provided on a general ward. A standard of care between the general ward and full intensive care.

(computing, database normalization) A functional dependency of an attribute on a superset of itself.

(object-oriented programming) Design principle that states that (1) High- and low-level modules should both depend on abstractions and (2) instead of abstractions depending upon details, details should depend upon abstractions.

plural of high dependency unit

(computer science) Making a distinction between upper-case and lower-case letters.

(algebra) In an equation, the variable whose value depends on one or more variables in the equation. / (sciences) An outcome measured to see the effectiveness of the treatment.

(grammar) A subordinate clause.

mutually dependent (especially of an unhealthy psychological relationship in which one person perpetuates another's addiction or harmful behaviour)

A person in such a relationship

(algebra, uncountable) The state of being linearly dependent / (mathematics, countable) A linear relation between some appropriate things