BLASTODERMS | • blastoderms n. Plural of blastoderm. • BLASTODERM n. the germinal membrane in an ovum, from which the embryo is developed. |
CHORDAMESODERMS | • CHORDAMESODERM n. the layer of specialized cells in the middle of a developing embryo which forms the notochord and structures of the central nervous system. |
DERMS | • derms n. Plural of derm. • DERM n. the true skin, below the outer layer, also DERMA, DERMIS. |
ECHINODERMS | • echinoderms n. Plural of echinoderm. • ECHINODERM n. one of the Echinodermata, starfishes, sand dollars, sea urchins, and sea cucumbers. |
ECTODERMS | • ectoderms n. Plural of ectoderm. • ECTODERM n. the external layer of an embryo, also EXODERM. |
ENDODERMS | • endoderms n. Plural of endoderm. • ENDODERM n. the innermost layer of embryo, also ENTODERM. |
ENTODERMS | • entoderms n. Plural of entoderm. • ENTODERM n. the innermost layer of embryo, also ENDODERM. |
EPIDERMS | • epiderms n. Plural of epiderm. • EPIDERM n. the outermost layer of the skin, also EPIDERMIS. |
EXODERMS | • exoderms n. Plural of exoderm. • EXODERM n. the external layer of an embryo, also ECTODERM, EPIBLAST. |
HYPODERMS | • hypoderms n. Plural of hypoderm. • HYPODERM n. the tissue next under the epidermis, also HYPODERMIS. |
MESODERMS | • mesoderms n. Plural of mesoderm. • MESODERM n. the middle germ layer of an embryo. |
OSTEODERMS | • osteoderms n. Plural of osteoderm. • OSTEODERM n. a bony dermal plate. |
OSTRACODERMS | • ostracoderms n. Plural of ostracoderm. • OSTRACODERM n. any of the early fossil jawless fishes of the Lower Paleozoic usually having a bony covering of plates or scales. |
PACHYDERMS | • pachyderms n. Plural of pachyderm. • PACHYDERM n. a thick-skinned quadruped, esp. an elephant, a hippopotamus, or a rhinoceros. |
PERIDERMS | • periderms n. Plural of periderm. • PERIDERM n. an outer layer of plant tissue. |
PHELLODERMS | • phelloderms n. Plural of phelloderm. • PHELLODERM n. a layer of green parenchymatous cells formed on the inner side of the phellogen, the tissue of young cells which produces cork cells. |
PLACODERMS | • placoderms n. Plural of placoderm. • PLACODERM n. a fish covered with bony scales. |
PROTODERMS | • protoderms n. Plural of protoderm. • PROTODERM n. the dermatogen, the nascent epidermis, or external cuticle of plants in a forming condition. |
SCLERODERMS | • scleroderms n. Plural of scleroderm. • SCLERODERM n. one of a tribe of plectognath fishes having the skin covered with hard scales, or plates, as the cowfish and the trunkfish. |