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holohedral

Upper-Intermediate (B2)

IPA: /həʊləʊˈhiːdrəl/

KK: /həˈloʊhɪdrəl/

adjective
Definition

This word describes a type of crystal that has all the necessary flat surfaces to show complete symmetry in its structure.


Example

The mineral was classified as holohedral due to its perfectly symmetrical crystal faces.


Conversation
Sloth A
I just learned about holohedral crystals in my geology class.
Sloth B
Oh really? What does that mean exactly?
Sloth A
It means they have all the faces needed for complete symmetry.
Sloth B
That sounds fascinating! I love how nature can be so symmetrical.

Synonyms & Antonyms
Synonyms
symmetrical
regular
uniform
Antonyms
asymmetrical
irregular
uneven
Root Explanation

Holohedral → It is formed from "holo-" (from Greek "holos", meaning whole or entire) and "hedron" (from Greek "hedra", meaning face or base). The word describes a solid that has all of its faces present, hence being whole or complete in its surface structure.

Memory Tip

Think of 'whole' ('holo-') to remember that 'holohedral' refers to a solid with all its faces present.

Visually Confused Words
homohedral
hemiholohedral
rhombohedral
polyhedral
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