- vertex: the highest point (of something); "at the peak of the pyramid"
- the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars
- Apex (altitude physiology expeditions) is a high altitude medical research charity. It is based in Edinburgh, Scotland and was founded in 2000. It has conducted two high altitude research expeditions to the Chacaltaya high altitude laboratory, in Bolivia. ...
- A meristem is the tissue in all plants consisting of undifferentiated cells (meristematic cells) and found in zones of the plant where growth can take place.
- In written Latin, the apex (plural "apices") is a mark roughly with the shape of an acute accent (´) which is placed over vowels to indicate that they are long.
- In geometry, an apex is a descriptive label for a visual singular highest or most distant point or vertex in an isosceles triangle, pyramid or cone, usually contrasting with the opposite side called the base.
For an isosceles triangle the apex is the vertex where the two sides of equal length meet.
- The apex was a cap worn by the flamines and salii at Rome. The essential part of the apex, to which alone the name properly belonged, was a pointed piece of olive-wood, the base of which was surrounded with a lock of wool. ...
- Apex (adjectival form: apical) is an anatomical term for the tip of the mollusk shell of a gastropod, scaphopod, or cephalopod mollusk.
- The tip of the root of a tooth.
- Accepted Practices Exchange - APEX is an initiative of the Convention Industry Council that is bringing together all stakeholders in the development and implementation of industry-wide accepted practices to create and enhance efficiencies throughout the meetings, conventions and exhibitions ...
- From the Latin meaning summit, the apex is the tip of a pyramidal or rounded structure, like the lung or the heart. The apex of the lung is indeed its tip, its rounded most superior portion. ...
- top portion of the upper lobes of the lungs.
- Thinnest edge of a prism.
- The tip of an insect's wing.
- The point(s) or region on the line through a corner that touches the corner's inner radius.
- Initial end of the shell of a gastropod. This is also the protoconch, or oldest part of a shell, right at the tip.
- Tip or top of an animal or plant structure.
- The tip of a plant root or shoot.
- A mid-range phone from LG on the US Cellular network.
- the highest point reached by the ball in flight above field level, in feet.
- (also known as PEX-A) – PEX tubing manufactured using engel method of cross-linking. This type of PEX tubing also uses expansion connection system.
- The point towards which a body is moving.
- The tip of the forewing, where the costa and outer margin meet.
- The top, usually the center, of an arc such as a ballistic trajectory or a parachute canopy.
- The new Farm MAnagement Software from AMS which replaces JDOffice.