| Label | Concept definition | Figure(s) | Code |
|---|---|---|---|
| KELP_BED | A <WATERBODY_FLOOR_REGION> covered with a significant concentration of kelp; kelp bed. | 601 | |
| KENNEL | A <SHELTER> used for the breeding, training, or boarding of dogs; kennel [AHD, "kennel", 3]. | 602 | |
| KILN | An oven for hardening, burning, or drying <MATERIAL>s (for example: grain, meal, and/or clay), especially a brick-lined oven used to bake or fire ceramics; kiln [AHD, "kiln"]. | 603 | |
| KUIPER_BELT | The <REGION> of the <SOLAR_SYSTEM> beyond the orbit of <NEPTUNE> where a large number of <COMET>s with short orbital periods originate; Kuiper belt. | 604 |
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