Wiktionary
a. Having a single crystalline form
Usage examples of "monocrystalline".
The Jericho charges worked as planned, shattering a hundred and twenty critical monocrystalline support members.
My skin is an exotic armor, pebbled with monocrystalline diamonds held in a shock-absorbent quantum dot matrix that can be fast-tuned to match the color of any background from radio frequencies through to soft X-rays.
Laser transistors composed of atomic layers not of indium phosphide and aluminium gallium arsenide but of a monocrystalline diamond film were all well and good for high electron mobility (in fact, he was astounded that the Americans actually had perfected them) but, the Scoundrel knew, under the right circumstances they actually could work to his advantage.