Of or pertaining to the leading edge of an airfoil / (by extension) leading, latest or most up-to-date

(aeronautics) The frontmost edge of a wing or other airfoil of an aircraft; sometimes contains slots or slats / (by extension) The foremost part of a trend etc; a vanguard

Of a building: built with rooms on levels separated by stairs of less than a full storey. / Anything else built on two levels.

A building of this kind.

Alternative spelling of split-level

Alternative spelling of split-level / A single level of a split-level house.

A letter written about the author's love for the intended reader. / (figuratively) A work that shows great passion or enthusiasm for something.

(optics) A lens having at least one convex surface, such that light passing through it may be brought to a focus.

A version of rugby football, played between two teams of thirteen.

Alternative spelling of more or less