plural of escape road

(medicine) Mutation of a pathogen to a point where it is no longer recognized and counteracted by existing vaccines.

The verge escapement is the earliest known type of mechanical escapement, the mechanism in a mechanical clock that controls its rate by allowing the gear train to advance at regular intervals or 'ticks'.

plural of escape route

A path used by someone to escape from a dangerous place. / (figuratively) A way out of a difficult or unpleasant situation.

(nautical) A series of evenly spaced overhand knots in a rope, which make it more secure for climbing or descending. Often used for fire escapes and jib boom foot ropes on rigged sail ships. Also known as the Philadelphia knot.

plural of fire-escape knot