pure substances have a distinct boiling point. Adding more heat just makes the substance boil faster but the temperature stays the same. A mixture does not have a distinct boiling point. Adding more heat will make the temperature increase.

Heat lightning is the same thing as sheet lightning. It is not a distinct kind of lightning, but simply ordinary lightning that is too far away to see the bolt itself or hear the thunder.

There are 34650 distinct orders.

There are 34650 distinct orders.

There are 34650 distinct orders.

There are 34650 distinct orders.

"Distinct" is an adjective meaning different or separate. A chameleon does not have a distinct because a distinct isn't a thing that an animal can have.

Heat Affected Zone (HAZ) is a rigion near the welded area, where microstructure shows distinct features of increase in grain size. This HAZ is normally suspetible to sensitization if the material is not stabilized or carbon content is high.