aer·om·e·ter 
(â-rŏmĭ-tər)
(â-rŏmĭ-tər)n.
An instrument for determining the weight and density of air or another gas.
- cross-eye
- cross-eyed
- cross-fertile
- cross-fertilization
- cross-fertilize
- cross-file
- cross-filer
- crossfire
- cross-grained
- cross hair
- crosshair
- crosshatch
- cross-hatching
- crosshead
- cross-index
- crossing
- crossing over
- crossing-over
- cross-legged
- cross-link
- crossly
- cross matching
- cross mind
- cross multiplication
- cross-multiply