(physics) The direction of time within a four-dimensional relativistic view of the cosmos. / (philosophy) The subjective feeling of movement from past to future. / Entropy.

plural of baptism of fire

The right of citizens or the media to print, or otherwise disseminate, speech, ideas and opinions without fear or harm of prosecution.

(colloquial) To live in very crowded conditions.

Preposition indicating localisation of object, e.g. on the field or in the field.

plural of constant of integration

plural of waste of time

plural of embarrassment of riches

Any edible mushroom of the Laetiporus genus.

Of vocal sounds: very loudly; as loudly as possible.