(transitive, cooking) To cook (a steak etc.) at low heat until the centre reaches the desired temperature, then cook the outside at high temperature to sear it.

(firearms) A device which simply converts a semiautomatic firearm into a fully automatic firearm.

(aeronautics) The shape with the lowest theoretical wave drag in supersonic flow, for a given body length and a given volume.

The state of being seared or callous; insensibility.