| a chattering or flighty, light-headed person. |
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
Haldane Hal·dane (hôl'dān', -dən)
Family of Scottish intellectuals and scientists, including John Scott Haldane (1860-1936), a physiologist noted for his studies of the exchange of gases during respiration; and his son John Burdon Sanderson Haldane (1892-1964), a geneticist.