(idiomatic) Showing characteristics of the past; present in one's work after later advances in the field; coming later than could be generally accepted.

(medicine, cardiology) The time between the start of the first high frequency component of the atrial electrocardiogram to the first high frequency component of the His bundle electrocardiogram, normally 92ms ± 38 ms.

Alternative letter-case form of a-h conduction time

plural of a-h conduction time

A blood test that measures how long clots take to break down (lysis) in the blood.

One is sure to succeed at a task or event on the third try.

Taking as much time as one requires; when one is ready.

(informal, chiefly UK) Chiefly, an exciting part of a sporting event, particularly the final moments of a close game or season.

a measure of the average length of time that a soluble compound remains in a constructed reactor

plural of hydraulic retention time