| 释义 |
▪ I. acrospire, n.|ˈækrəspaɪə(r)|
Also Obs. or dial. ackerspyre, akerspire.
[f. Gr. ἄκρο- (see acro-) + σπεῖρ-α anything twisted, or σπείρ-ειν to sow.]
‘The first leaf that appears when corn sprouts; it is a developed plumule.’ Lindley Treas. Bot.
1674Grew Anat. Plants i. i. §13 (1682) 3 In corn, it is that Part, which after the Radicle is sprouted forth, or come, shoots towards the smaller end of the Grain, and by many Malsters, is called the Acrospire. 1858Maunder Scient. Treas. 443 By the aid of moisture, the barley is made to germinate, that is to put forth roots and almost its acrospire or first sprout; and by the aid of fire, the roots are destroyed and the acrospire prevented from bursting the skin.
▪ II. acrospire, v.|ˈækrəspaɪə(r)|
Also 7–8 akerspire.
[f. prec.]
To throw out the first leaf-sprout.
1616Surflet & Mark. Countrey Farme 557 Turne the malt vpon the floore twice or thrice a day, least forbearing so to doe, the corne heat, and by that meanes aker-spire, which is, to sprout at both ends, and so loose the heart of the graine, and make the malt good for nothing. 1742Lond. & Country Brewer i. (ed. 4) 6 Turning the Malt often, that it neither moulds nor aker-spires. |