The Collaborative International Dictionary
Amygdaloid \A*myg"da*loid\, n. [Gr. ? almond + -oid: cf. F. amygdalo["i]de.] (Min.) A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, esp. agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava.
Amygdaloid \A*myg"da*loid\, Amygdaloidal \A*myg`da*loid"al\, a.
Almond-shaped.
Pertaining to, or having the nature of, the rock amygdaloid.
Wiktionary
a. Shaped like an almond. n. A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, especially agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava.
WordNet
adj. shaped like an almond [syn: almond-shaped, amygdaliform, amygdaloidal]
Wikipedia
Usage examples of "amygdaloid".
As she entered the familiar channel between Amygdaloid Island and Belle Isle, and saw the ranger station snugged up safe from storms at the foot of the moss-covered cliff, she allowed herself one short dream of cholla cactus and skies without milky veils of moisture, of a sun with fire to it and food hotter even than that.
Anna trotted, wind at her back, up the dock and onto the shore of Amygdaloid Island.
Patience listed the campgrounds between Rock Harbor and Amygdaloid accessible by water.
An overcast sky pressed down to the top of the cliff that backed Amygdaloid Ranger Station.
Vega came by Amygdaloid on his way up from Windigo on one of his periodic tours of the island.
Already got my marching orders from the Acting Chief: back to Amygdaloid ASAP.
Point, seven miles from Amygdaloid Island, she began to debate whether to pour her wine or divest herself of her uniform first upon reaching home.
CMD claimed the crystal memory implants were to alleviate tem-poral lobe seizures and amygdaloid dysfunctions.