Altithermal
/ˈaltɪˌθəːml/Ecology and Archaeol.
adjective
Designating a period of the Holocene, between about 7500 and 5500 years ago, when the western United States was relatively warm; of or relating to this period. Also as noun: this period.
Origin
1940s. From alti- + thermal. Compare Anathermal and Medithermal.
- helmet
- helmeted
- helmet hair
- helmet shell
- helmet-shrike
- Helmholtz function
- Helmholtz, Hermann von
- Helmholtz resonator
- Helmholtz' resonator
- Helmholtz's function
- Helmholtz's resonator
- helminth
- helminthiasis
- helminthic
- helminthoid
- helminthological
- helminthologist
- helminthology
- Helmont, Jan Baptista van
- Helms, Jesse
- helmsman
- helmsmanship
- helot
- helotage
- helotism