The highest point.
The point, in any trajectory of an object in space, where it is farthest from the Earth.
The point, in an orbit about the Earth, that is farthest from the Earth: the apoapsis of an Earth orbiter.
The point, in an orbit about any planet, that is farthest from the planet: the apoapsis of any satellite.
The top, or uppermost point, of anything; the summit.
A tapering structure built on a roof or tower, especially as one of the central architectural features of a church or cathedral roof.
One of the sinuous foldings of a serpent or other reptile; a coil.
A young shoot of a plant; a spear.
A tube or fuse for communicating fire to the charge in blasting.
A spiral.
The part of a spiral generated in one revolution of the straight line about the pole.
Any of various tall grasses, rushes, or sedges, such as the marram, the reed canary-grass, etc.
A sharp or tapering point.
to sprout, to send forth the early shoots of growth; to germinate.
To furnish with a spire.
To grow upwards rather than develop horizontally.