al·tim·e·ter 
(ăl-tĭmĭ-tər)
(ăl-tĭmĭ-tər)n.
An instrument for determining elevation, especially an aneroid barometer used in aircraft that senses pressure changes accompanying changes in altitude.
[Latin altus, high; see al-2 in the Appendix of Indo-European roots + -METER.]
al′ti·metric (ăl′tə-mĕtrĭk) adj.
al·time·try n.
- recovery
- recovery room
- recreance
- recreancy
- recreant
- recreantly
- recreate
- re-create
- recreate
- recreation
- recreational
- recreationally
- recreational vehicle
- recreation room
- recreative
- recrement
- recremental
- recriminate
- recrimination
- recriminative
- recriminator
- recriminatory
- rec room
- recrudesce
- recrudescence