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bicyclic    
二环的

二环的

bicyclic
adj 1: having molecules consisting of two fused rings

Cyclic \Cyc"lic\ (s?k"l?k or s?"kl?k), Cyclical \Cyc"lic*al\
(s?k"l?-kal), a. [Cf. F. cycluque, Gr. kykliko`s, fr. ky`klos
See {Cycle}.]
1. Of or pertaining to a cycle or circle; moving in cycles;
as, cyclical time. --Coleridge.
[1913 Webster]

2. (Chemistry) Having atoms bonded to form a ring structure.
Opposite of {acyclic}.

Note: Used most commonly in respect to organic compounds.

Note: [Narrower terms: {bicyclic}; {heterocyclic};
{homocyclic, isocyclic}]

Syn: closed-chain, closed-ring.
[WordNet 1.5]

3. Recurring in cycles[2]; having a pattern that repeats at
approximately equal intervals; periodic. Opposite of
{noncyclic}.

Note: [Narrower terms: {alternate(prenominal),
alternating(prenominal)}; {alternate(prenominal), every
other(prenominal), every second(prenominal)};
{alternating(prenominal), oscillating(prenominal)};
{biyearly}; {circadian exhibiting 24-hour
periodicity)}; {circular}; {daily, diurnal};
{fortnightly, biweekly}; {hourly}; {midweek,
midweekly}; {seasonal}; {semestral, semestrial};
{semiannual, biannual, biyearly}; {semiweekly,
biweekly}; {weekly}; {annual, yearly}; {biennial};
{bimonthly, bimestrial}; {half-hourly}; {half-yearly};
{monthly}; {tertian, alternate(prenominal)};
{triennial}]
[WordNet 1.5]

4. Marked by repeated cycles[2].
[WordNet 1.5]

{Cyclic chorus}, the chorus which performed the songs and
dances of the dithyrambic odes at Athens, dancing round
the altar of Bacchus in a circle.

{Cyclic poets}, certain epic poets who followed Homer, and
wrote merely on the Trojan war and its heroes; -- so
called because keeping within the circle of a single
subject. Also, any series or coterie of poets writing on
one subject. --Milman.
[1913 Webster]


Bicyclic \Bi*cyc"lic\, a.
Relating to bicycles.
[1913 Webster]


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  • Bicyclic molecule - Wikipedia
    A bicyclic molecule (from bi 'two' and cycle 'ring') is a molecule that features two joined rings [1] Bicyclic structures occur widely, for example in many biologically important molecules like α-thujene and camphor
  • Bicyclic Compounds: Definition, Types, and Naming Rules
    Bicyclic compounds are organic molecules that contain two interconnected rings sharing one or more atoms Their rigid, three-dimensional structures significantly influence their chemical reactivity, stability, and interactions with other molecules
  • Naming Bicyclic Compounds - Chemistry Steps
    Before we start talking about naming bicyclic compounds, let’s first go over some terminology for their classification Bicyclic compounds are a specific type of polycyclic compounds, classified as compounds that contain more than one ring with at least two common atoms
  • BICYCLIC Definition Meaning - Merriam-Webster
    The meaning of BICYCLIC is consisting of or arranged in two cycles
  • BICYCLIC Definition Meaning | Dictionary. com
    BICYCLIC definition: consisting of or having two cycles or circles See examples of bicyclic used in a sentence
  • Bicyclic Compounds - Organic Chemistry Tutor
    Bicyclic compounds are a fascinating subject in the realm of organic chemistry These unique molecular structures have essential roles in various chemical reactions, synthesis pathways, and even in the development of pharmaceuticals
  • Naming Bridged Bicyclic Compounds – Master Organic Chemistry
    In this post we’ll focus on “bridged bicyclic” molecules (and how to name them), and also briefly touch on “spiro” fused bicyclic molecules By the way, in the diagram below, only one “bridged bicyclic” isomer of decalin with a six-membered ring is drawn
  • BICYCLIC definition and meaning | Collins English Dictionary
    (of a chemical compound) having atoms arranged in two rings fused together with at least two atoms common to each ring naphthalene is bicyclic
  • Bicyclic Molecule - an overview | ScienceDirect Topics
    Bicyclic molecules are defined as compounds that consist of two interconnected rings, which can have interesting biological properties and serve as potential medicinal frameworks
  • Bicyclic Definition - Organic Chemistry Key Term | Fiveable
    A bicyclic compound is an organic molecule that contains two fused ring structures, where the rings share at least one common atom These types of compounds are an important class of molecules in organic chemistry and are often found in various natural and synthetic compounds





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