Drillholes

Part of speech: noun, verb

Definitions

1. A type of cylindrical opening created in a material, typically made using a drilling tool for purposes such as fastening or sampling
2. Referring to multiple perforations made by boring into a surface, often used in construction or engineering
3. Indicating the act of creating holes in a substance to enable later modifications or insertions, commonly used in technical or industrial contexts

Etymology: "Drillholes" is simply the plural of "drillhole," a compound of "drill" and "hole." The first element is "drill," a tool for boring, and the second is "hole," a cavity or opening. Together they name a bored opening, most often one made in rock, soil, or metal by a drilling tool, and the plural form refers to several such openings at once.

Synonyms: boreholes, perforations, pits, shafts, tunnels

Antonyms: solid, blockage, plug, seal, fill