I. ˈāch noun
( plural h's or hs ˈāchə̇z)
Usage: often capitalized, often attributive
1.
a. : the eighth letter of the English alphabet
b. : an instance of this letter printed, written, or otherwise represented
c. : a speech counterpart of orthographic h (as h in hoe, ahead, or German hügel )
2. : a printer's type, a stamp, or some other instrument for reproducing the letter h
3. : someone or something arbitrarily or conveniently designated h especially as the eighth in order or class
4. : something having the shape of the letter H
grooved and slotted to receive H bronze members — Kenneth Cheesman
II. abbreviation
Usage: often capitalized
1. hail
2. haler
3. half
4. hall
5. handily
6. harbor
7. hard; hardness
8.
[German hauch ]
film
9. haze
10. headquarters
11. heat
12. hecto-
13. height
14. helicopter
15. heller
16. hence
17. henry
18.
[Latin heres ]
heir
19. heroin
20. high
21. hit
22. holy
23. home
24. honor
25. horizon; horizontal
26. horn
27. horse
28. hot
29. hour
30. house
31. humidity
32. hundred
33. husband
34. hydrant
III. symbol
1. capitalized hydrogen
2. capitalized enthalpy
3. capitalized intensity of magnetic field
4. Planck constant