| CONCHA | In anatomy and zoology, a part or structure resembling a shell |
| GREENHOUSE | Garden building or structure resembling a small orangery or a very large cloche (10) |
| BIO | Science that anatomy and zoology are branches of for short |
| NEURAL | ___ network (term in anatomy and artificial intelligence) |
| SOCKET | Bony hollow into which another part or structure fits, e.g. the acetabulum of the hip bone (6) |
| CASTANET | What fisherman might do to catch something resembling a shell (8) |
| TREE | A branched woody perennial; or, a figure or structure resembling said plant, such as a crystal dendrite, mug stand or pedigree chart (4) |
| SAC | A structure resembling a bag or pouch in an animal or plant (3) |
| RADICLE | (anatomy) A small structure resembling a rootlet (such as a fibril of a nerve). |
| BRACT | Structure resembling a leaf as in the scarlet part of poinsettia foliage (5) |
| PONTOON | A flat-bottomed boat or structure serving as a buoyant support for a temporary floating bridge or landing stage; a float of a seaplane; or, the game blackjack or vingt-et-un (7) |
| SECTION | Meaning "to cut", a part or piece, such as a chapter of a book, segment of an orange or subdivision of a newspaper, orchestra or platoon (7) |
| CIRRUS | From "curl, lock of hair", word for the wispy white or feathery clouds or "mare's tails" of frozen crystals forming at high altitude and responsible for halos around the Sun or the Moon; or, in botany |
| TROCHLEA | Structure resembling or acting like a pulley, especially the surface of a bone over which a tendon passes (8) |
| ROLE | A part or character in a play or film (4) |
| ARBOR | Structure resembling a pergola |
| SETA | Stiff structure resembling a hair |
| CINGULUM | Anatomical structure resembling a girdle, e.g. the ridge of enamel around the base of an upper incisor tooth (8) |
| ACARI | In zoology, a large order of small arachnids which comprises mites and ticks (5) |
| PILEI | Botanically, a fruiting structure resembling an umbrella that forms the top of a stalked, fleshy fungus, such as a mushroom (5) |
