suborder
noun
sub·or·der ˈsəb-ˌȯr-dər 
: a subdivision of an order
a soil suborder
especially : a taxonomic category ranking between an order and a family
Example Sentences
Recent Examples on the Web The primate order is divided into two major suborders, which split from a common ancestor: One suborder consists of tarsiers, apes, monkeys and hominids; the other, lemurs and lorises. 
Dyan Machan, Smithsonian Magazine, 7 July 2022 The soils in my new neighborhood seem to be Alfisols, likely in the Udalfs suborder. Bonnie Kristian, The Week, 14 Oct. 2021 As any entomologist would tell you, a gnat is one of many species of tiny, flying insects—biting and non-biting—in the dipterid suborder Nematocera, especially those in the families Mycetophilidae, Anisopodidae and Sciaridae. Joseph Truini, Popular Mechanics, 23 July 2021 Fikáček placed the beetle within the Myxophaga suborder, several evolutionary branches removed from its Myxophaga cousins that exist today. Shi En Kim, Smithsonian Magazine, 30 June 2021 Ankylosaurus magniventris is an ankylosaur—a suborder of four-legged, armored, and mostly herbivorous dinosaurs—but not all ankylosaurs were Ankylosaurus. Amy Mckeever, National Geographic, 22 Sep. 2020 This dinosaur is the namesake of its suborder, which included both ankylosaurids and the more primitive nodosaurids. Amy Mckeever, National Geographic, 22 Sep. 2020 One group of these animals, a suborder called Cyphophthalmi but more commonly known as mite harvestmen, falls a little short. Emily Willingham, Wired, 22 Sep. 2020 Meanwhile, true ammonites are a suborder of ammonoids that didn’t appear until about 200 million years ago, in the Jurassic period. Amy Mckeever, National Geographic, 4 Aug. 2020 See More
Dyan Machan, Smithsonian Magazine, 7 July 2022 The soils in my new neighborhood seem to be Alfisols, likely in the Udalfs suborder. Bonnie Kristian, The Week, 14 Oct. 2021 As any entomologist would tell you, a gnat is one of many species of tiny, flying insects—biting and non-biting—in the dipterid suborder Nematocera, especially those in the families Mycetophilidae, Anisopodidae and Sciaridae. Joseph Truini, Popular Mechanics, 23 July 2021 Fikáček placed the beetle within the Myxophaga suborder, several evolutionary branches removed from its Myxophaga cousins that exist today. Shi En Kim, Smithsonian Magazine, 30 June 2021 Ankylosaurus magniventris is an ankylosaur—a suborder of four-legged, armored, and mostly herbivorous dinosaurs—but not all ankylosaurs were Ankylosaurus. Amy Mckeever, National Geographic, 22 Sep. 2020 This dinosaur is the namesake of its suborder, which included both ankylosaurids and the more primitive nodosaurids. Amy Mckeever, National Geographic, 22 Sep. 2020 One group of these animals, a suborder called Cyphophthalmi but more commonly known as mite harvestmen, falls a little short. Emily Willingham, Wired, 22 Sep. 2020 Meanwhile, true ammonites are a suborder of ammonoids that didn’t appear until about 200 million years ago, in the Jurassic period. Amy Mckeever, National Geographic, 4 Aug. 2020 See More Word History
First Known Use
1705, in the meaning defined above
Medical Definition
suborder
noun
sub·or·der ˈsəb-ˌȯrd-ər
: a category in biological classification ranking below an order and above a family