Becoming evident after a relatively long time period. / Extending over a relatively long time period.

The longer period, dealing with more than the short-term effects or concerns.

Alternative spelling of long-term

(idiomatic) After a very long time; eventually; over a long period of time; more generally.

The state, quality, or condition of being long-term.

In receipt of benefits or allowances for sickness, disability or incapacity for a long period of time, see on the sick

Synonym of long Covid

(neuroscience) A long-lasting (hours in vitro, weeks to months in vivo) increase, typically in amplitude, of the response of a postsynaptic neuron to a particular pattern of stimuli from a presynaptic neuron.

(communication, mobile) A standard marketed as 4G LTE for wireless communication of high-speed data for mobile phones and data terminals.

(psychology) The stage of the Atkinson–Shiffrin memory model where informative knowledge is held indefinitely.