hopper hopper /ˈhɑːpɝ/

noun

1. () Funnel-shaped receptacle; contents pass by gravity into a receptacle below  ( hopper )
   funnel-shaped receptacle; contents pass by gravity into a receptacle below
    The grains were loaded into the hopper, ready to be ground into flour.
   The grains were loaded into the hopper, ready to be ground into flour.
   
   
2. (baseball) a hit that travels along the ground  ( ground ball , groundball , hopper , grounder )
   (baseball) a hit that travels along the ground
   
3. Terrestrial plant-eating insect with hind legs adapted for leaping  ( hopper , grasshopper )
   terrestrial plant-eating insect with hind legs adapted for leaping
    The grasshopper jumped from blade of grass to blade of grass, its long legs propelling it forward
   The grasshopper jumped from blade of grass to blade of grass, its long legs propelling it forward
   
   
4. A machine used for picking hops  ( hop-picker , hopper )
   a machine used for picking hops
   
5. Someone who hops  ( hopper )
   someone who hops
    At hopscotch, the best hoppers are the children
   at hopscotch, the best hoppers are the children
   

 order Foraminifera order Foraminifera /ˈɔːrdər fɔrəˈmɪnɪfərə/

noun

1. Foraminifers  ( Foraminifera , order Foraminifera )
   foraminifers
   
   

 complex complex /kəmˈplɛks/

adjective

1. () Complicated in structure; consisting of interconnected parts  ( complex )
   complicated in structure; consisting of interconnected parts
    A complex set of variations based on a simple folk melody
   a complex set of variations based on a simple folk melody
    A complex mass of diverse laws and customs
   a complex mass of diverse laws and customs
   
2. Difficult to analyze or understand  ( complex , complicated )
   difficult to analyze or understand
    A complicated problem
   a complicated problem
    Complicated Middle East politics
   complicated Middle East politics
    He's more complex than he seems on the surface
   he's more complex than he seems on the surface
   

noun

1. () A conceptual whole made up of complicated and related parts  ( complex , composite )
   a conceptual whole made up of complicated and related parts
    The complex of shopping malls, houses, and roads created a new town
   the complex of shopping malls, houses, and roads created a new town
   
2. () A compound described in terms of the central atom to which other atoms are bound or coordinated  ( coordination compound , complex )
   a compound described in terms of the central atom to which other atoms are bound or coordinated
   
3. A whole structure (as a building) made up of interconnected or related structures  ( building complex , complex )
   a whole structure (as a building) made up of interconnected or related structures
   
   
4. (psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior  ( complex )
   (psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior
   

 regnellidium regnellidium /rɛɡˈnɛlɪdiːəm/

noun

1. Small latex-containing aquatic fern of southern Brazil  ( regnellidium , Regnellidium diphyllum )
   small latex-containing aquatic fern of southern Brazil